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<a href="inelastic__solid_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* -------------------------------------------------------------------------*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">*                               SPHinXsys                                   *</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">* --------------------------------------------------------------------------*</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">* SPHinXsys (pronunciation: s&#39;finksis) is an acronym from Smoothed Particle *</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">* Hydrodynamics for industrial compleX systems. It provides C++ APIs for    *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">* physical accurate simulation and aims to model coupled industrial dynamic *</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">* systems including fluid, solid, multi-body dynamics and beyond with SPH   *</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">* (smoothed particle hydrodynamics), a meshless computational method using  *</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">* particle discretization.                                                  *</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">* SPHinXsys is partially funded by German Research Foundation               *</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment">* (Deutsche Forschungsgemeinschaft) DFG HU1527/6-1, HU1527/10-1             *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">* and HU1527/12-1.                                                          *</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment">* Portions copyright (c) 2017-2020 Technical University of Munich and       *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">* the authors&#39; affiliations.                                                *</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment">* Licensed under the Apache License, Version 2.0 (the &quot;License&quot;); you may   *</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment">* not use this file except in compliance with the License. You may obtain a *</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment">* copy of the License at http://www.apache.org/licenses/LICENSE-2.0.        *</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">* --------------------------------------------------------------------------*/</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#pragma once</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="elastic__solid_8h.html">elastic_solid.h</a>&quot;</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespace_s_p_h.html">SPH</a></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;{</div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_plastic_solid.html">   41</a></span>&#160;    <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1_plastic_solid.html">PlasticSolid</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_neo_hookean_solid.html">NeoHookeanSolid</a></div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    {</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    <span class="keyword">protected</span>:</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;        Real yield_stress_;</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> initializePlasticParameters() = 0;</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    <span class="keyword">public</span>:</div><div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_plastic_solid.html#ad876f6a0015f5b9fc8e95ca36f035c61">   50</a></span>&#160;        <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1_plastic_solid.html#ad876f6a0015f5b9fc8e95ca36f035c61">PlasticSolid</a>(Real rho0, Real youngs_modulus, Real poisson_ratio, Real yield_stress)</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;            : <a class="code" href="class_s_p_h_1_1_neo_hookean_solid.html">NeoHookeanSolid</a>(rho0, youngs_modulus, poisson_ratio), yield_stress_(yield_stress)</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        {</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;            material_type_name_ = <span class="stringliteral">&quot;PlasticSolid&quot;</span>;</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        };</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1_plastic_solid.html">PlasticSolid</a>(){};</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;        Real YieldStress() { <span class="keywordflow">return</span> yield_stress_; };</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        <span class="keyword">virtual</span> Matd <a class="code" href="class_s_p_h_1_1_plastic_solid.html#a0c4d13df8138872879e54166cfd3d1da">PlasticConstitutiveRelation</a>(<span class="keyword">const</span> Matd &amp;deformation, <span class="keywordtype">size_t</span> index_i, Real dt = 0.0) = 0;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        <span class="keyword">virtual</span> <a class="code" href="class_s_p_h_1_1_plastic_solid.html#ad876f6a0015f5b9fc8e95ca36f035c61">PlasticSolid</a> *ThisObjectPtr()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> <span class="keyword">this</span>; };</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;    };</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_hardening_plastic_solid.html">   68</a></span>&#160;    <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1_hardening_plastic_solid.html">HardeningPlasticSolid</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_plastic_solid.html">PlasticSolid</a></div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    {</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    <span class="keyword">protected</span>:</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;        Real hardening_modulus_;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;        <span class="keyword">const</span> Real one_over_dimensions_ = 1.0 / (Real)Dimensions;</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;        <span class="keyword">const</span> Real sqrt_2_over_3_ = sqrt(2.0 / 3.0);</div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_hardening_plastic_solid.html#a8b4e271f5f9d90a585a490ad16bbdc02">   74</a></span>&#160;        <a class="code" href="class_std_large_vec_3_01_matd_01_4.html">StdLargeVec&lt;Matd&gt;</a> <a class="code" href="class_s_p_h_1_1_hardening_plastic_solid.html#a8b4e271f5f9d90a585a490ad16bbdc02">inverse_plastic_strain_</a>; </div><div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_hardening_plastic_solid.html#ab314bf2977dbf981c04ca2e1329a95eb">   75</a></span>&#160;        <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> <a class="code" href="class_s_p_h_1_1_hardening_plastic_solid.html#ab314bf2977dbf981c04ca2e1329a95eb">hardening_parameter_</a>;    </div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> initializePlasticParameters() <span class="keyword">override</span>;</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    <span class="keyword">public</span>:</div><div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1_hardening_plastic_solid.html#a6109edbe1cf324bb37c5014ebb24cd2d">   81</a></span>&#160;        <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1_hardening_plastic_solid.html#a6109edbe1cf324bb37c5014ebb24cd2d">HardeningPlasticSolid</a>(Real rho0, Real youngs_modulus, Real poisson_ratio, Real yield_stress, Real hardening_modulus)</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;            : <a class="code" href="class_s_p_h_1_1_plastic_solid.html">PlasticSolid</a>(rho0, youngs_modulus, poisson_ratio, yield_stress), hardening_modulus_(hardening_modulus)</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;        {</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;            material_type_name_ = <span class="stringliteral">&quot;HardeningPlasticSolid&quot;</span>;</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;        };</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;        <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1_hardening_plastic_solid.html">HardeningPlasticSolid</a>(){};</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;        Real HardeningModulus() { <span class="keywordflow">return</span> hardening_modulus_; };</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;        <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_s_p_h_1_1_hardening_plastic_solid.html#a3c3995b9a3fe1e5fddd588fd2f43110d">assignBaseParticles</a>(BaseParticles *base_particles) <span class="keyword">override</span>;;</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;        <span class="keyword">virtual</span> Matd <a class="code" href="class_s_p_h_1_1_hardening_plastic_solid.html#a6f0bcd6061f312faf7ef7d596bec44ac">PlasticConstitutiveRelation</a>(<span class="keyword">const</span> Matd &amp;deformation, <span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        <span class="keyword">virtual</span> <a class="code" href="class_s_p_h_1_1_hardening_plastic_solid.html#a6109edbe1cf324bb37c5014ebb24cd2d">HardeningPlasticSolid</a> *ThisObjectPtr()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> <span class="keyword">this</span>; };</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;    };</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;}</div><div class="ttc" id="class_std_large_vec_3_01_real_01_4_html"><div class="ttname"><a href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt; Real &gt;</a></div></div>
<div class="ttc" id="class_std_large_vec_3_01_matd_01_4_html"><div class="ttname"><a href="class_std_large_vec_3_01_matd_01_4.html">StdLargeVec&lt; Matd &gt;</a></div></div>
<div class="ttc" id="class_s_p_h_1_1_hardening_plastic_solid_html_ab314bf2977dbf981c04ca2e1329a95eb"><div class="ttname"><a href="class_s_p_h_1_1_hardening_plastic_solid.html#ab314bf2977dbf981c04ca2e1329a95eb">SPH::HardeningPlasticSolid::hardening_parameter_</a></div><div class="ttdeci">StdLargeVec&lt; Real &gt; hardening_parameter_</div><div class="ttdef"><b>Definition:</b> inelastic_solid.h:75</div></div>
<div class="ttc" id="class_s_p_h_1_1_plastic_solid_html_ad876f6a0015f5b9fc8e95ca36f035c61"><div class="ttname"><a href="class_s_p_h_1_1_plastic_solid.html#ad876f6a0015f5b9fc8e95ca36f035c61">SPH::PlasticSolid::PlasticSolid</a></div><div class="ttdeci">PlasticSolid(Real rho0, Real youngs_modulus, Real poisson_ratio, Real yield_stress)</div><div class="ttdef"><b>Definition:</b> inelastic_solid.h:50</div></div>
<div class="ttc" id="class_s_p_h_1_1_hardening_plastic_solid_html_a6109edbe1cf324bb37c5014ebb24cd2d"><div class="ttname"><a href="class_s_p_h_1_1_hardening_plastic_solid.html#a6109edbe1cf324bb37c5014ebb24cd2d">SPH::HardeningPlasticSolid::HardeningPlasticSolid</a></div><div class="ttdeci">HardeningPlasticSolid(Real rho0, Real youngs_modulus, Real poisson_ratio, Real yield_stress, Real hardening_modulus)</div><div class="ttdef"><b>Definition:</b> inelastic_solid.h:81</div></div>
<div class="ttc" id="class_s_p_h_1_1_hardening_plastic_solid_html_a6f0bcd6061f312faf7ef7d596bec44ac"><div class="ttname"><a href="class_s_p_h_1_1_hardening_plastic_solid.html#a6f0bcd6061f312faf7ef7d596bec44ac">SPH::HardeningPlasticSolid::PlasticConstitutiveRelation</a></div><div class="ttdeci">virtual Matd PlasticConstitutiveRelation(const Matd &amp;deformation, size_t index_i, Real dt=0.0) override</div><div class="ttdef"><b>Definition:</b> inelastic_solid.cpp:27</div></div>
<div class="ttc" id="class_s_p_h_1_1_plastic_solid_html"><div class="ttname"><a href="class_s_p_h_1_1_plastic_solid.html">SPH::PlasticSolid</a></div><div class="ttdoc">Abstract class for a generalized plastic solid. </div><div class="ttdef"><b>Definition:</b> inelastic_solid.h:41</div></div>
<div class="ttc" id="class_s_p_h_1_1_hardening_plastic_solid_html_a3c3995b9a3fe1e5fddd588fd2f43110d"><div class="ttname"><a href="class_s_p_h_1_1_hardening_plastic_solid.html#a3c3995b9a3fe1e5fddd588fd2f43110d">SPH::HardeningPlasticSolid::assignBaseParticles</a></div><div class="ttdeci">virtual void assignBaseParticles(BaseParticles *base_particles) override</div><div class="ttdef"><b>Definition:</b> inelastic_solid.cpp:21</div></div>
<div class="ttc" id="class_s_p_h_1_1_hardening_plastic_solid_html"><div class="ttname"><a href="class_s_p_h_1_1_hardening_plastic_solid.html">SPH::HardeningPlasticSolid</a></div><div class="ttdoc">Class for plastic solid with hardening. </div><div class="ttdef"><b>Definition:</b> inelastic_solid.h:68</div></div>
<div class="ttc" id="class_s_p_h_1_1_plastic_solid_html_a0c4d13df8138872879e54166cfd3d1da"><div class="ttname"><a href="class_s_p_h_1_1_plastic_solid.html#a0c4d13df8138872879e54166cfd3d1da">SPH::PlasticSolid::PlasticConstitutiveRelation</a></div><div class="ttdeci">virtual Matd PlasticConstitutiveRelation(const Matd &amp;deformation, size_t index_i, Real dt=0.0)=0</div></div>
<div class="ttc" id="class_s_p_h_1_1_hardening_plastic_solid_html_a8b4e271f5f9d90a585a490ad16bbdc02"><div class="ttname"><a href="class_s_p_h_1_1_hardening_plastic_solid.html#a8b4e271f5f9d90a585a490ad16bbdc02">SPH::HardeningPlasticSolid::inverse_plastic_strain_</a></div><div class="ttdeci">StdLargeVec&lt; Matd &gt; inverse_plastic_strain_</div><div class="ttdef"><b>Definition:</b> inelastic_solid.h:74</div></div>
<div class="ttc" id="class_s_p_h_1_1_neo_hookean_solid_html"><div class="ttname"><a href="class_s_p_h_1_1_neo_hookean_solid.html">SPH::NeoHookeanSolid</a></div><div class="ttdoc">Neo-Hookean solid, Compressible formulation! </div><div class="ttdef"><b>Definition:</b> elastic_solid.h:130</div></div>
<div class="ttc" id="elastic__solid_8h_html"><div class="ttname"><a href="elastic__solid_8h.html">elastic_solid.h</a></div><div class="ttdoc">These are classes for define properties of elastic solid materials. These classes are based on isotro...</div></div>
<div class="ttc" id="namespace_s_p_h_html"><div class="ttname"><a href="namespace_s_p_h.html">SPH</a></div><div class="ttdef"><b>Definition:</b> solid_body_supplementary.cpp:9</div></div>
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